Official support for the Windows Cache (WinCache) extension ended with PHP 7.4. Microsoft no longer maintains the extension for PHP 8.0 and beyond, making a direct official download unavailable through traditional channels like the Official IIS Site .
PHP 5.5 and later include the Zend OPcache extension by default, which is highly optimized for Windows. wincache php 8 download
If you are moving to PHP 8.x, it is often more stable to use the following built-in or well-supported alternatives instead of WinCache: Microsoft not going to officially support PHP 8 and beyond? Official support for the Windows Cache (WinCache) extension
Individual developers have released pre-compiled versions for PHP 8.0. For example, a SourceForge project provides a pre-build of WinCache 2.0.0.8 specifically for PHP 8.0.28 (VS16 x64 Non-Thread Safe). If you are moving to PHP 8
WinCache was originally designed to provide five types of caching for PHP on IIS: , User Data , Session , File System , and Relative Path . Its relevance has shifted because: